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Finding the Fourth Proportional to 151,618.28, 227,347 and 46,409

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Solution

The fourth proportional to 151,618.28, 227,347 and 46,409 is: 69,588.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,618.28 : 227,347 = 46,409 : x
  2. Step 2: Convert to fraction form
    151,618.28/227,347 = 46,409/x
  3. Step 3: Cross multiply
    151,618.28x = 227,347 × 46,409
  4. Step 4: Simplify right side
    151,618.28x = 10,550,946,923
  5. Step 5: Solve for x
    x = 10,550,946,923/151,618.28
  6. Step 6: Final answer
    x = 69,588.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.